Metro L3-061 1.0L VIN 6 TBI (1998)
Camshaft: Testing and Inspection
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Tools Required
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J 7872 Magnetic Base Dial Indicator Set
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J 26900-2 Outside Micrometer
1. Inspect the camshaft journals and lobes for wear or scoring.
2. Using an outside micrometer, measure the height of the intake and exhaust lobes.
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Standard Camshaft Intake Lobe Height
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36.171 - 36.331 mm (1.4241 - 1.4303 inch)
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Minimum Camshaft Intake Lobe Height
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36.071 mm (1.4202 inch)
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Standard Camshaft Exhaust Lobe Height
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36.356 - 36.516 mm (1.4314 - 1.4376 inch)
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Minimum Camshaft Exhaust Lobe Height
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36.256 mm (1.4275 inch)
3. If any of the camshaft lobes measured are not within the required specifications, the camshaft must be replaced.
4. Place the camshaft in two V-Blocks and use a dial indicator to measure the runout of the camshaft.
Camshaft Runout
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Maximum = 0.10 mm (0.0039 inch)
5. Inspect the cylinder head for scoring in the camshaft journals.